Fill in the blank with the appropriate answer. When calculating inductive and LED lighting loads for circuits supplying lighting units that have ballasts, transformers, autotransformers, or LED ...
A. The calculation of a feeder or service load for existing installations can be based on the actual maximum demand under all of the following conditions [220.87]: 1) The maximum demand data for one ...
Members of the National Fire Protection Association (NFPA) recently concluded discussions on updating Article 220.12 of the NEC (National Electrical Code) to align with a series of energy codes, as ...
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